Jason Samenow, Washington Post

Jason Samenow

Washington Post

Washington, DC, United States

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  • ScienceAlert

Recent articles by Jason:

Earth just had its hottest June on record, on track for warmest July

The record month was boosted by a historic heat wave in Europe and unusually warm conditions across the Arctic and Eurasia. → Read More

Deluge in Louisiana delayed but not denied as Barry’s perplexing precipitation finally delivers

While dry air meant lower-than-predicted weekend rain, a Monday torrent has pushed some amounts over 15 inches. → Read More

Barry crawls north, bringing widespread risk of flooding through Louisiana and Mississippi

Rainfall has been less than feared but ‘significant’ flooding still expected as storm tracks toward Arkansas. → Read More

Barry predicted to strike Louisiana as a hurricane Saturday with ‘excessive rainfall threat’

The storm could dump up to 25 inches of flooding rain in eastern Louisiana and southwest Mississippi. → Read More

Barry is predicted to unleash ‘dangerous’ hurricane conditions in Louisiana on Saturday

Up to 25 inches of rain could fall, along with a storm surge of several feet along coastal shores. → Read More

Washington, D.C., flash flood: How and why the area was deluged by a month’s worth of rain in an hour Monday

The record-setting cloud-burst unleashed four inches of rain in a single hour, way too much water for a heavily populated area to cope with at the height of the morning rush. → Read More

Lost in a wall of smoke: Why so many people couldn’t see Washington’s Fourth of July fireworks

The fireworks and lack of wind resulted in a towering wall of smoke so thick that it not only ruined many views but caused Washington’s air quality to plummet to worst in the nation. → Read More

Fourth of July forecast for D.C.: Humid heat could fuel storms that interfere with fireworks

The humidity will make it feel like nearly 100 in the afternoon, and some hit-or-miss storms are possible into the evening. → Read More

Mexico hail storm: Not unprecedented and not a symptom a climate change

It wasn't unprecedented nor some freak manifestation of climate change. → Read More

Meteorologists Warn of Potentially Devastating European Heatwave: 'Hell Is Coming'

An intense heat wave is set to bake Europe in coming days, and it could be historic, potentially shattering records across a large portion of the continent. → Read More

Colorado’s snowpack is 40 times normal after rare summer solstice dump

On summer’s opening day, up to 20 inches of snow buried the high terrain of the Colorado Rockies. → Read More

Rare wave clouds rolled through the sky over Smith Mountain Lake in Virginia Tuesday: ‘It was so amazing.’

These rare clouds are known as Kelvin-Helmholtz instability waves and resemble breakers on the ocean surf. → Read More

Evening storms may be less widespread than predicted earlier, but a few could still be heavy

While an isolated severe storm is possible, the coverage and overall intensity of storms may be less than previously forecast. → Read More

Showers and some thunder through this evening. We’ll have more rain late tomorrow, too.

Tomorrow is more or less a repeat of today, perhaps not quite as toasty. → Read More

D.C.-area forecast: Steamy and stormy at times to start the week. Then a quieter weather pattern by Friday.

Some storms Monday and Tuesday could produce heavy rain, strong winds, and flooding. → Read More

Temperatures leap 40 degrees above normal as the Arctic Ocean and Greenland ice sheet see record June melting

And it may be messing with our weather. → Read More

National Weather Service launches upgraded, improved global forecast model

For the first time in nearly 40 years, the National Weather Service’s flagship computer prediction model has received a major makeover. → Read More

Remember Last Year's Brutal Summer Heatwaves? They're Coming Again

Simultaneous heat waves scorched land areas all over the Northern Hemisphere last summer, killing hundreds and hospitalizing thousands while intensifying destructive and deadly wildfires. → Read More

Weather radar may have detected a gigantic swarm of ladybugs in Southern California on Tuesday

Over an area 10 miles wide and 15 miles long, the National Weather Service’s radar reportedly detected the insects. → Read More

Extreme Weather Has Made Half of America Look Like Tornado Alley

Tornadoes have been popping up every day in the US as if coming off an assembly line. They're part of an explosion of extreme weather events, including record flooding, record cold and record heat. → Read More